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63 lines
1.5 KiB
C
63 lines
1.5 KiB
C
#ifdef ELAPSED_TIME_IN_SECONDS
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#undef ELAPSED_TIME_IN_SECONDS
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#endif
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#ifdef ELAPSED_TIME_IN_uSECONDS
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#undef ELAPSED_TIME_IN_uSECONDS
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#endif
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#ifdef WIN32
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// include headers to use gettimeofday
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#else
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#ifdef __GNUC__
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#include <sys/time.h>
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#include <sys/resource.h>
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#endif
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#endif
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#ifdef __GNUC__
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#ifndef __CMPH_TIME_H__
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#define __CMPH_TIME_H__
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static inline void elapsed_time_in_seconds(double * elapsed_time)
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{
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struct timeval e_time;
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if (gettimeofday(&e_time, NULL) < 0) {
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return;
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}
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*elapsed_time = (double)e_time.tv_sec + ((double)e_time.tv_usec/1000000.0);
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}
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static inline void dummy_elapsed_time_in_seconds()
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{
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}
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static inline void elapsed_time_in_useconds(cmph_uint64 * elapsed_time)
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{
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struct timeval e_time;
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if (gettimeofday(&e_time, NULL) < 0) {
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return;
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}
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*elapsed_time = (cmph_uint64)(e_time.tv_sec*1000000 + e_time.tv_usec);
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}
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static inline void dummy_elapsed_time_in_useconds()
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{
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}
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#endif
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#endif
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#ifdef CMPH_TIMING
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#ifdef __GNUC__
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#define ELAPSED_TIME_IN_SECONDS elapsed_time_in_seconds
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#define ELAPSED_TIME_IN_uSECONDS elapsed_time_in_useconds
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#else
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#define ELAPSED_TIME_IN_SECONDS dummy_elapsed_time_in_seconds
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#define ELAPSED_TIME_IN_uSECONDS dummy_elapsed_time_in_useconds
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#endif
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#else
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#ifdef __GNUC__
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#define ELAPSED_TIME_IN_SECONDS
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#define ELAPSED_TIME_IN_uSECONDS
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#else
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#define ELAPSED_TIME_IN_SECONDS dummy_elapsed_time_in_seconds
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#define ELAPSED_TIME_IN_uSECONDS dummy_elapsed_time_in_useconds
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#endif
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#endif
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